845947755 has 48 divisors (see below), whose sum is σ = 1488876480. Its totient is φ = 444282624.

The previous prime is 845947699. The next prime is 845947799. The reversal of 845947755 is 557749548.

845947755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 845947755 - 2⁶ = 845947691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1061017 + ... + 1061813.

It is an arithmetic number, because the mean of its divisors is an integer number (31018260).

Almost surely, 2^845947755 is an apocalyptic number.

845947755 is a deficient number, since it is larger than the sum of its proper divisors (642928725).

845947755 is a wasteful number, since it uses less digits than its factorization.

845947755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140 (or 1137 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 54.

The square root of 845947755 is about 29085.1810205816. The cubic root of 845947755 is about 945.7605198895.

The spelling of 845947755 in words is "eight hundred forty-five million, nine hundred forty-seven thousand, seven hundred fifty-five".